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<FONT color="green">001</FONT>    // Copyright 2010 Waterken Inc. under the terms of the MIT X license<a name="line.1"></a>
<FONT color="green">002</FONT>    // found at http://www.opensource.org/licenses/mit-license.html<a name="line.2"></a>
<FONT color="green">003</FONT>    package org.ref_send.promise;<a name="line.3"></a>
<FONT color="green">004</FONT>    <a name="line.4"></a>
<FONT color="green">005</FONT>    import java.lang.reflect.Method;<a name="line.5"></a>
<FONT color="green">006</FONT>    import java.lang.reflect.Modifier;<a name="line.6"></a>
<FONT color="green">007</FONT>    <a name="line.7"></a>
<FONT color="green">008</FONT>    import org.joe_e.Powerless;<a name="line.8"></a>
<FONT color="green">009</FONT>    import org.joe_e.reflect.Reflection;<a name="line.9"></a>
<FONT color="green">010</FONT>    <a name="line.10"></a>
<FONT color="green">011</FONT>    /**<a name="line.11"></a>
<FONT color="green">012</FONT>     * Indicates the class provided to {@link Eventual#spawn spawn} is not a Maker.<a name="line.12"></a>
<FONT color="green">013</FONT>     * &lt;p&gt;<a name="line.13"></a>
<FONT color="green">014</FONT>     * A Maker class &lt;strong&gt;MUST&lt;/strong&gt;:<a name="line.14"></a>
<FONT color="green">015</FONT>     * &lt;/p&gt;<a name="line.15"></a>
<FONT color="green">016</FONT>     * &lt;ul&gt;<a name="line.16"></a>
<FONT color="green">017</FONT>     * &lt;li&gt;be declared in a {@linkplain org.joe_e.IsJoeE Joe-E} package&lt;/li&gt;<a name="line.17"></a>
<FONT color="green">018</FONT>     * &lt;li&gt;be &lt;code&gt;public&lt;/code&gt;&lt;/li&gt;<a name="line.18"></a>
<FONT color="green">019</FONT>     * &lt;li&gt;have a single &lt;code&gt;public static&lt;/code&gt; method named<a name="line.19"></a>
<FONT color="green">020</FONT>     *     "&lt;code&gt;make&lt;/code&gt;"&lt;/li&gt;<a name="line.20"></a>
<FONT color="green">021</FONT>     * &lt;/ul&gt;<a name="line.21"></a>
<FONT color="green">022</FONT>     */<a name="line.22"></a>
<FONT color="green">023</FONT>    public class<a name="line.23"></a>
<FONT color="green">024</FONT>    NotAMaker extends NullPointerException implements Powerless {<a name="line.24"></a>
<FONT color="green">025</FONT>        static private final long serialVersionUID = 1L;<a name="line.25"></a>
<FONT color="green">026</FONT>        <a name="line.26"></a>
<FONT color="green">027</FONT>        public<a name="line.27"></a>
<FONT color="green">028</FONT>        NotAMaker() {}<a name="line.28"></a>
<FONT color="green">029</FONT>    <a name="line.29"></a>
<FONT color="green">030</FONT>        private<a name="line.30"></a>
<FONT color="green">031</FONT>        NotAMaker(final Class&lt;?&gt; maker) {<a name="line.31"></a>
<FONT color="green">032</FONT>            super(Reflection.getName(maker));<a name="line.32"></a>
<FONT color="green">033</FONT>        }<a name="line.33"></a>
<FONT color="green">034</FONT>        <a name="line.34"></a>
<FONT color="green">035</FONT>        /**<a name="line.35"></a>
<FONT color="green">036</FONT>         * Finds a Maker's make method.<a name="line.36"></a>
<FONT color="green">037</FONT>         * @param maker maker type<a name="line.37"></a>
<FONT color="green">038</FONT>         * @return corresponding make method<a name="line.38"></a>
<FONT color="green">039</FONT>         * @throws NotAMaker    no make method found<a name="line.39"></a>
<FONT color="green">040</FONT>         */<a name="line.40"></a>
<FONT color="green">041</FONT>        static public Method<a name="line.41"></a>
<FONT color="green">042</FONT>        dispatch(final Class&lt;?&gt; maker) throws NotAMaker {<a name="line.42"></a>
<FONT color="green">043</FONT>            Method make = null;<a name="line.43"></a>
<FONT color="green">044</FONT>            for (final Method m : Reflection.methods(maker)) {<a name="line.44"></a>
<FONT color="green">045</FONT>                if ("make".equals(m.getName()) &amp;&amp;<a name="line.45"></a>
<FONT color="green">046</FONT>                        Modifier.isStatic(m.getModifiers())) {<a name="line.46"></a>
<FONT color="green">047</FONT>                    if (null != make) { throw new NotAMaker(maker); }<a name="line.47"></a>
<FONT color="green">048</FONT>                    make = m;<a name="line.48"></a>
<FONT color="green">049</FONT>                }<a name="line.49"></a>
<FONT color="green">050</FONT>            }<a name="line.50"></a>
<FONT color="green">051</FONT>            if (null == make) { throw new NotAMaker(maker); }<a name="line.51"></a>
<FONT color="green">052</FONT>            return make;<a name="line.52"></a>
<FONT color="green">053</FONT>        }<a name="line.53"></a>
<FONT color="green">054</FONT>    }<a name="line.54"></a>




























































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